FORM

Reference

Syntax

FORM subr
  [ TABLES   { t1 [{TYPE itab_type}|{LIKE itab}|{STRUCTURE struc}]
               t2 [{TYPE itab_type}|{LIKE itab}|{STRUCTURE struc}]
                ... } ]
  [ USING    { {VALUE(u1)}|u1 [typing|{STRUCTURE struc}]
               {VALUE(u2)}|u2 [typing|{STRUCTURE struc}]
               ... } ]
  [ CHANGING { {VALUE(c1)}|c1 [ typing|{STRUCTURE struc}]
               {VALUE(c2)}|c2 [typing|{STRUCTURE struc}]
               ... } ]
  [ RAISING exc1 exc2 ... ].
  ...
ENDFORM .

Effect

Defines a subroutine subr. The subroutine is defined with FORM and implemented between FORM and ENDFORM.

Additions

• TABLES
  Obsolete: Defines table parameters t1, t2, ...
  
  
• USING
  Defines input parameters u1, u2, ...
  
  
• CHANGING
  Defines input/output parameters c1, c2, ...
  
  
• VALUE
  Defines for a formal parameter how to pass values. Without addition VALUE, the values are passed by reference.
  
  
• typing
  Types formal parameters.
  
  
• STRUCTURE struc
  Obsolete: Stamps a structure struc on a formal parameter.
  
  
• RAISING exc1 exc2 ...
  Declares class-based exceptions exc1, exc2, ... which can be propagated from within the subroutine.